3(x-9)-4=2x-7

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Solution for 3(x-9)-4=2x-7 equation:


Simplifying
3(x + -9) + -4 = 2x + -7

Reorder the terms:
3(-9 + x) + -4 = 2x + -7
(-9 * 3 + x * 3) + -4 = 2x + -7
(-27 + 3x) + -4 = 2x + -7

Reorder the terms:
-27 + -4 + 3x = 2x + -7

Combine like terms: -27 + -4 = -31
-31 + 3x = 2x + -7

Reorder the terms:
-31 + 3x = -7 + 2x

Solving
-31 + 3x = -7 + 2x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-2x' to each side of the equation.
-31 + 3x + -2x = -7 + 2x + -2x

Combine like terms: 3x + -2x = 1x
-31 + 1x = -7 + 2x + -2x

Combine like terms: 2x + -2x = 0
-31 + 1x = -7 + 0
-31 + 1x = -7

Add '31' to each side of the equation.
-31 + 31 + 1x = -7 + 31

Combine like terms: -31 + 31 = 0
0 + 1x = -7 + 31
1x = -7 + 31

Combine like terms: -7 + 31 = 24
1x = 24

Divide each side by '1'.
x = 24

Simplifying
x = 24

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